FiiO K13 R2R skrifborðs DAC og heyrnartól Amp Notendahandbók

1. Inngangur

The FiiO K13 R2R is a high-fidelity desktop Digital-to-Analog Converter (DAC) and Headphone Amplifier designed to deliver exceptional audio performance. It features a proprietary 24-bit R2R DAC, powerful output capabilities, versatile connectivity, and advanced sound customization options. This manual provides essential information for setting up, operating, and maintaining your FiiO K13 R2R.

Figure 1: FiiO K13 R2R Desktop DAC & Headphone Amp (Svartur)

Key features include a fully differential 24Bit R2R DAC, NOS/OS dual modes for flexible listening, versatile desktop DAC and preamp/heyrnartól amp functionality, 10-band high-precision PEQ with auto EQ, and LDAC Bluetooth 5.4 wireless HiFi support.

2. Hvað er í kassanum

Please check the contents of your FiiO K13 R2R package:

• Flýtileiðarvísir
• AC power cord*1
• Infrared remote control*1
• USB gagnasnúra * 1
• Headphone adapter*1

Figure 2: Package contents of the FiiO K13 R2R.

3. Vöru lokiðview

Framhlið

The front panel of the FiiO K13 R2R features essential controls and output ports for easy access and operation.

Mynd 3: Framan view of the FiiO K13 R2R, showing the display, headphone outputs, and control knobs.

• Valmyndar-/inntakshnappur: Rotate to navigate menus or adjust settings. Press to confirm selection or switch input sources.
• Skjár skjár: Sýnir núverandi inntak, sampling rate, volume level, and menu options.
• 6.35 mm heyrnartólútgangur með einum enda: Staðlað heyrnartólatengi.
• 4.4 mm jafnvægisútgangur fyrir heyrnartól: Jafnvægisbundið heyrnartólatengi fyrir betri hljóðgæði.
• Hljóðstyrkur: Rotate to adjust the output volume.

Bakhlið

The rear panel provides a comprehensive array of input and output connections for integration into various audio systems.

Mynd 4: Aftan view of the FiiO K13 R2R, detailing the various input and output ports.

• Balanced XLR Output (L/R): Til að tengjast við jafnvægisstýrt amplyftara eða virka hátalara.
• RCA Line Out (L/R): Til að tengjast við ójafnvægi amplyftara eða virka hátalara.
• Koaxialinntak: Stafrænt hljóðinntak.
• Optískt inntak: Stafrænt hljóðinntak.
• USB INN (tegund-C): For connecting to a computer or other USB audio sources.
• Jafnstraumsinngangur (12V): External DC power input option.
• AC Power Input (100-240V): Main power connection.
• Bluetooth loftnet: For wireless Bluetooth reception.

Internal Architecture Highlights

The FiiO K13 R2R incorporates advanced internal components for superior audio fidelity.

Figure 5: Diagram illustrating the fully differential 24Bit R2R DAC resistor arrays.

• Fully Differential 24Bit R2R DAC: Composed of 192 ultra-precise 0.1% thin-film resistors for a unique analog-like timbre.
• Specially-designed DC/AC Dual Power Supplies: Built-in 30W switching power supply with alloy nickel-plated shielding, plus an external DC power input option for cleaner power.
• ELNA RA3 Audiophile-grade Electrolytic Capacitors: Ensures a pure, stable power supply for warm and natural sound.
• Fully Balanced Audio Amplyftara hringrás: Utilizes fully differential signal processing for excellent interference rejection, minimal distortion, and high dynamic range.

4. Uppsetning

Rafmagnstenging

1. Connect the provided AC power cord to the AC Power Input on the rear panel of the K13 R2R.
2. Plug the other end of the AC power cord into a suitable wall outlet.
3. Alternatively, for an external DC power supply, connect a 12V-2.5A (or greater) supply with a 5.5*2.1mm connector to the DC IN port.

Hljóðtengingar

Choose the appropriate connection method based on your audio source and output devices.

• USB tenging: Connect your computer or other USB audio source to the USB IN (Type-C) port using the provided USB data cable.
• Optísk/kóaxial tenging: Connect your digital audio source (e.g., CD player, TV) to the Optical Input or Coaxial Input ports.
• Útgangur heyrnartóla: Connect your headphones to either the 6.35mm Single-Ended or 4.4mm Balanced Headphone Output on the front panel. Use the provided adapter if necessary.
• Línuúttak: Connect the Balanced XLR Output or RCA Line Out to your amplifier eða virkir hátalarar.

Bluetooth pörun

The FiiO K13 R2R supports high-resolution Bluetooth 5.4 streaming.

1. Gakktu úr skugga um að Bluetooth-loftnetið sé örugglega fest við aftari spjaldið.
2. Power on the FiiO K13 R2R.
3. Press the Menu/Input knob to cycle through input modes until 'BT' (Bluetooth) is selected on the display.
4. On your mobile device or Bluetooth player, enable Bluetooth and search for available devices.
5. Select 'FiiO K13 R2R' from the list to pair. Once connected, the display will indicate a successful Bluetooth connection.

5. Notkunarleiðbeiningar

Grunnaðgerð

• Kveikt/slökkt: Press the power button (usually integrated with the Menu/Input knob or a dedicated button) to turn the device on or off.
• Hljóðstyrkur: Rotate the Volume Knob on the front panel to adjust the output volume for headphones or line outputs.
• Inntaksval: Press the Menu/Input knob to cycle through available input sources (USB, Optical, Coaxial, Bluetooth). The selected input will be shown on the display.

NOS/OS Dual Modes

The K13 R2R offers two distinct operating modes for audio processing:

Figure 6: Illustration of NOS (Non-Oversampling) and OS (Oversampling) modes.

• NOS (ekki yfiramp(langa) Stilling: Preserves the original sampling rate for a pure, natural, and organic sound.
• Stýrikerfi (Oversamp(langa) Stilling: Upsamples audio to 384kHz for improved audio metrics, delivering finer and clearer sound.
• To switch between modes, navigate through the device's menu using the Menu/Input knob.

10-Band High-Precision PEQ

Customize your sound with the integrated 10-band Parametric Equalizer (PEQ).

Mynd 7: Dæmiample of the 10-band high-precision PEQ interface.

• The PEQ can be accessed and customized via the FiiO Control app or a web viðmót.
• Adjust 10 frequency bands to tailor the sound to your preference or correct headphone response.
• Access presets like vintage PEQ or share EQ profiles.

6. Viðhald

• Þrif: Notið mjúkan, þurran klút til að þrífa ytra byrði tækisins. Forðist að nota fljótandi hreinsiefni eða leysiefni.
• Geymsla: Geymið tækið á köldum, þurrum stað fjarri beinu sólarljósi og miklum hita.
• Meðhöndlun: Farið varlega með tækið til að koma í veg fyrir skemmdir af völdum falls eða höggs.

7. Bilanagreining

• Ekkert hljóðúttak:
  • Check all cable connections (power, input, output) are secure.
  • Ensure the correct input source is selected on the K13 R2R.
  • Verify the volume level is not set to minimum or muted.
  • Test with different headphones or speakers to isolate the issue.
• Vandamál með Bluetooth-tengingu:
  • Ensure the K13 R2R is in Bluetooth pairing mode.
  • Move your mobile device closer to the K13 R2R to improve signal strength.
  • Gleymdu tækinu í Bluetooth-stillingum farsímans og reyndu að para það aftur.
• Bjagað hljóð:
  • Athugaðu gæði hljóðgjafans.
  • Ensure the volume is not set too high, causing clipping.
  • Verify that the correct sampling rate is being used.

8. Tæknilýsing

9. Ábyrgð og stuðningur

For warranty information, technical support, and further assistance, please refer to the official FiiO webvefsíðu eða hafðu samband við þjónustuver þeirra beint. Geymdu kaupkvittunina vegna ábyrgðarkröfu.

Opinber FiiO Websíða: www.fiio.com